Redmi Note 12 Discovery firmware (codename ruby) below are the stock stable HyperOS and MIUI, which can be downloaded as Fastboot ROM, Recovery ROM and OTA Update.
Phone model name corresponds to 22101316UC (Explorer China). Xiaomi ROM are downloaded free of charge from the official website miui.com. We only collect and publish links to stock flash files and original updates.
| Model | Redmi Note 12 Discovery |
|---|---|
| Release date | November 2022 |
| Support | Active |
| Current OS | HyperOS 2, Android 14 |
Download the latest HyperOS and MIUI version and new updates:
China HyperOS 2.0.4.0.UMOCNXM
Latest version of the stable Chinese firmware for Redmi Note 12 Discovery by Xiaomi.
- Version
- 2.0.4.0.UMOCNXM
- OS
- HyperOS 2
- Android
- Android 14
- Release date
- 2025-05-29
- File size
- 5.71 GB
- Official Link
- Download (.zip)
- Changelog
- Expand list
- Version
- 2.0.4.0.UMOCNXM
- OS
- HyperOS 2
- Android
- Android 14
- Release date
- 2025-05-14
- Flash file size
- 7.07 GB
- Official Link
- Download (.tgz)
- Changelog
- Expand list
Recovery ROM
Fastboot ROM
Older official Chinese firmware for Redmi Note 12 Discovery:
2025-04-24Fastboot (7.06 GB)
2025-04-17OTA (112.53 MB)
for 2.0.1.0.UMOCNXM
2025-03-19Fastboot (7.14 GB)
2025-02-28
2025-03-10Fastboot (6.90 GB)
2025-02-27OTA (113.04 MB)
for 1.0.13.0.UMOCNXM
2025-02-14Fastboot (7.02 GB)
2025-01-26OTA (83.65 MB)
for 1.0.11.0.UMOCNXM
The latest HyperOS or MIUI update doesn’t necessarily mean it’s the best. Read the reviews on the 4PDA or XDA Developers websites before installing new software update to Redmi Note 12 Discovery ruby. If you downloaded Flash File, Full ROM or the latest OTA Update and encounter problems with your device after installation, please write about it in the comments section, quoting the number of the buggy firmware.
i have issue battery health my redmi note 11 I bought it a few months ago bad permanence I didn’t like it.
I think that that’s a problem with the ROM. Try to do Hard Reset